Fauls
Q3 15-150A
10/2018 - V01
32
Fa
u
ls
7
Fauls
7.1
Fauls
Switch of Power
Voltaqges applying across
X10: 14, 15, 16
X5: 17, 18
X5: 20, 21
no
Check the pre-fuse and
the contactor circuit
yes
All LEDs dark
yes
Fuses FE1 and FE2 defective
Power section defective
Internal short-circuit
no
LED3 dark
LED 6 bright
yes
Check the tacho / tacho connection
For armature voltage control check
configuration
no
Enable active
yes
LED1 dark
LED2 dark
yes
Check the enable voltage
X1:4 > 10V
no
After enable LED3 extinguishes
yes
Power section
LED D2 E5 dark
yes
Check the power
connection, the fuses
and the rotating field
no
Set a small command value ±
Motor speeds up
yes
-Wrong Tacho polarity
-Tacho voltage short-circuited
Hot head sink
yes
no
LED4 or LED5 permanently bright
yes
Check the internal or external
current limits
Open armature circuit
measure the field current
Check the cooling
system for the
ventilation fan
no
Increase the command value
Motor runs
no
Armature current flowing
yes
Axis overload
Mechanically blocked
Motor defective
no
no function
device to be checked by the manufacturer